A whole generation of mathematics teachers have used FX Draw to construct their mathematical diagrams. FX Draw 4 honours this massive investment of teacher's time by maintaining FX Draw's familiar interface whilst greatly expanding its capabilities. Even though FX Draw 4 provides a massive increase in power, long time users will feel right at home.FX Draw is a mathematically aware drawing surface that understands what it is that you are trying to produce and provides you with tools specifically designed to make your job easier. No matter what you need to draw, FX Draw is likely to have a tool devoted to the task. FX Draw is an essential tool for any mathematics teacher's toolbox.